胡桃
くるみ walnut (Juglans spp., esp. Juglans regia)
Why it means this
胡 (foreign, from the western regions) + 桃 (peach) — 'the foreign peach'; the walnut, thought to have come to China from the west. Read くるみ.
Breakdown
Each character links to its full entry — origin story, stroke order, and readings.